Re: [Boost-users] [test] detect_memory_leak option in msvc 8

From: Chris Weed (chrisweed_at_[hidden])
Date: 2007-03-27 00:23:52

Thanks for the info.
I got it to work by linking against the debug version of the UTF library.

Chris

On 3/26/07, KLINIK Markus SDI2-G (AREVA NP GmbH)
<Markus.Klinik_at_[hidden]> wrote:
> > I am trying to get the --detect_memory_leak=1 option to detect a
> > memory leak in my code.
>
> Hi!
>
> In MSVC 7.0 the memory leak detection is somewhat primitive (I don't
> know about MSVC 8). I'm using Boost.Test together with mpatrol and it
> works great! Here is the output of a test run:
>
> <mpatrol_output>
> top 4 unfreed memory entries in leak table:
>
>        bytes   count  location
>     --------  ------  --------
>          400       1  d:\[snip]\unittests\test_config.cpp line 10
>           84       1  d:\[snip]\tcpstream\src\myenv.cc line 145
>           24       1  c:\src\boost_1_33_1\libs\thread\src\mutex.inl line
> 55
>            8       1  c:\src\boost_1_33_1\libs\thread\src\tss_hooks.cpp
> line 29
>          516       4  total
> </mpatrol_output>
>
> NB. The first memory leak is intentional, the second is a resource leak
> from cppadvio.
> It also detects the already discussed resource leaks in Boost.Treads :)
>
> I needed some try-and-error to find the correct versions of mpatrol,
> Boost.Test and the windows runtime library, but now that it works, it is
> incredibly useful. (/MDd, mpatrolmt.dll,
> libboost_unit_test_framework-vc7-mt-gd.lib)
>
> Just for comparison, here is the output of the MSVC 7.0 memory leak
> detection of the same code:
>
> <msvc_output>
> Detected memory leaks!
> Dumping objects ->
> {11225} normal block at 0x00F3AA60, 24 bytes long.
>  Data: <                > 18 EE 14 00 FF FF FF FF 00 00 00 00 00 00 00
> 00
> {11224} normal block at 0x00F3BBB0, 8 bytes long.
>  Data: <`       > 60 AA F3 00 01 CD CD CD
> {201} normal block at 0x00F35F90, 400 bytes long.
>  Data: <                > CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
> CD
> {147} normal block at 0x00F35880, 84 bytes long.
>  Data: < =b             > 10 3D 62 00 00 00 00 00 00 00 00 00 FF FF FF
> FF
> Object dump complete.
> </msvc_output>
>
> Best regards
> Markus Klinik
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